reset upstream subtrees to HEAD

Reset the following subtrees on HEAD:
  poky: 8217b477a1(master)
  meta-xilinx: 64aa3d35ae(master)
  meta-openembedded: 0435c9e193(master)
  meta-raspberrypi: 490a4441ac(master)
  meta-security: cb6d1c85ee(master)

Squashed patches:
  meta-phosphor: drop systemd 239 patches
  meta-phosphor: mrw-api: use correct install path

Change-Id: I268e2646d9174ad305630c6bbd3fbc1a6105f43d
Signed-off-by: Brad Bishop <bradleyb@fuzziesquirrel.com>
diff --git a/meta-openembedded/meta-oe/recipes-support/poco/poco_1.9.0.bb b/meta-openembedded/meta-oe/recipes-support/poco/poco_1.9.0.bb
index 258cc49..70b2510 100644
--- a/meta-openembedded/meta-oe/recipes-support/poco/poco_1.9.0.bb
+++ b/meta-openembedded/meta-oe/recipes-support/poco/poco_1.9.0.bb
@@ -11,6 +11,7 @@
 SRC_URI = " \
     git://github.com/pocoproject/poco.git;branch=poco-${PV} \
     file://0001-Don-t-try-to-install-non-existing-Encodings-testsuit.patch \
+    file://0001-Support-of-arch-riscv64-by-Manuel-A.-Fernandez-Monte.patch \
     file://run-ptest \
    "
 SRCREV = "daf00da73ab917e4d4581e3aa00c0ee61e0cc58b"